d03716a1073a0888f43a3d55e744f2bff95cdc25c2fb8d8601642057f7cd92e8

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 17:54

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General

Target

6844cbf163828b0c5f5ea91a735093b0.pdf
Size

114KB
MD5

6844cbf163828b0c5f5ea91a735093b0
SHA1

b351a4aad18e895dce0089a8ea5cd98edadcbd6b
SHA256

d03716a1073a0888f43a3d55e744f2bff95cdc25c2fb8d8601642057f7cd92e8
SHA512

afc7921c4d7ac8d123ba1d31b33bb71a2228a45ebd71293d65ec8063b7a3f3a9cec1f548d3ce07155965031d4165ab44748f4d20e3a5655789d30f062f5e40e7
SSDEEP

3072:XgG2vmoJSw+ih6B+Jxkr/icN5AVw9Ky/v:wGpor+2ZvaKcNbD

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1672	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 5044	1672	AcroRd32.exe	98
PID 1672 wrote to memory of 5044	1672	AcroRd32.exe	98
PID 1672 wrote to memory of 5044	1672	AcroRd32.exe	98
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4984	5044	RdrCEF.exe	101
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102
PID 5044 wrote to memory of 4540	5044	RdrCEF.exe	102

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\6844cbf163828b0c5f5ea91a735093b0.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5044
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=F2E5B569E52AF96EFFA1E820A9DEEA9B --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4984
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=D4CA1EA1E9E20AAD607D87B8251F4954 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=D4CA1EA1E9E20AAD607D87B8251F4954 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4540
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=5174882F89E4EF227D172D61845D1BC8 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1488
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=8B77ED41D92FA2FA08ED7DECC7B7160F --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=8B77ED41D92FA2FA08ED7DECC7B7160F --renderer-client-id=5 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4848
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=B787DD2DCD33D0C315C986300499C102 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5072
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=5FB484F7DA2FFFD7172D27DCF371736D --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
aede8d33358b3fbad519b1aa62a060ea

SHA1
b72ad2f18ce9a00a61ae0c8775cb5e39387a1f63

SHA256
307d7fffe66acacf4ee7ea09ede01ac0cc92e4fa105667f82ac9c2794688f34f

SHA512
aaa3c1eb151daab178c7fe69b0a35083f98305ac75897aad09ef79db2b99cbe223e527d2423d5c6c25af9fcebafc828b87d9c07e75e4ef366106857522a70b66

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/1672-26-0x000000000C990000-0x000000000C9E0000-memory.dmp

Filesize
320KB

Download
memory/1672-27-0x000000000C990000-0x000000000C9B1000-memory.dmp

Filesize
132KB

Download